VARI - TL4
Signal Diagram Variations for Incoming Traffic
Format
VARI = D1D2D3D4D5D6D7D8 |
||
D1D2D3D4D5D6D7 = |
0000000 |
Reserved. |
D8 = |
1 - 6 |
See Table Table 1. |
0 |
1 |
2 |
4 |
5 |
6 |
|
Ringing signal of AXE type (5 s pause, 1 s signal) |
. |
. |
. |
. |
. |
. |
No |
X |
X |
X |
X |
. |
. |
Yes |
. |
. |
. |
. |
X |
X |
Power feed from the public exchange in idle state |
. |
. |
. |
. |
. |
. |
Yes |
X |
X |
. |
. |
X |
X |
No |
. |
. |
X |
X |
. |
. |
Periodic end signaling |
. |
. |
. |
. |
. |
. |
Yes |
X |
. |
X |
. |
X |
. |
No |
. |
X |
. |
X |
. |
X |
Function
The parameter indicates the signal diagram variations for incoming traffic.
VARI may be omitted for outgoing traffic only.
Example
Ringing signal of AXE type ... |
No |
Power feed from the public exchange in idle state |
Yes |
Periodic end signaling |
Yes |
VARI =00000001
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